24/7 Continuous Operation

Fine Crystal Retention & High Recovery

Online Washing & Low Impurities

Corrosion Resistant & Low Metal Ion Release

Mother Liquor
Closed-Loop

In battery-material production, the centrifuge does more than “separate the crystals” — it also affects product purity, impurity content, magnetic foreign matter control, moisture, drying energy, crystallizer scaling cycle, and closed-loop liquor stability.

Fine Crystal Loss

Fine Crystal Loss

Fine crystals overwhelm screens — losing lithium salts and fouling the crystallizer.

High Impurities

High Impurities

Adsorbed sodium and sulfate — inadequate washing fails battery-grade spec.

Feed Fluctuation

Feed Fluctuation

Direct screen feed causes clogging; crystallizer fluctuations trigger shutdowns.

Corrosion & Metal Ion Contaminations

Corrosion & Metal Ion Contamination

Chloride and hard particles corrode the screen — leaching metal ions into battery materials.


Centrifugal Filtration

Screen Separation

Screw Differential Conveying

Standard solid-containing crystal slurry, continuous
discharge, high throughput.


Sedimentation Thickening

Screen Filtration

Dilute slurry, low solids, fluctuating feed concentration,
high fine-crystal content.

Continuous Closed Filtration

Continuous Closed Filtration Continuous Closed Filtration

Continuous closed filtration — built for 24/7 lithium crystallization lines.

Fine-crystal Retention

Fine-crystal Retention Fine-crystal Retention

Strong fine-crystal retention — high lithium salt recovery, less fine-crystal recycling and scaling.

Excellent Dewatering

Excellent Dewatering Excellent Dewatering

Excellent dewatering — low cake moisture, lower downstream drying load.

Corrosion-and Wear-resistant

Corrosion- and Wear-resistant Corrosion- and Wear-resistant

Corrosion/wear-resistant for lithium — wetted parts in 316L, 2205, Hastelloy, titanium; wear zones hard-alloy overlaid.

High Automation

High Automation High Automation

Automated, foreign-matter controlled VFD, protection, PLC, electropolished parts.

LWL Series

LWL Series LWL Series
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Solving Pain Points

Solving Pain Points Solving Pain Points

Solving lithium’s biggest pain — feed fluctuation and dilute-slurry screen clogging.

Two-in-one

Two-in-one Two-in-one

Two-in-one design — simplifies the lithium process, cutting equipment cost and footprint.

Fine-crystal Adaptability

Fine-crystal Adaptability Fine-crystal Adaptability

Wider fine-crystal adaptability, stronger separation stability.

Continuous Operation

Continuous Operation Continuous Operation

Continuous, fully automatic, closed operation — no oxidation, no fugitive emission.

CIP System

CIP System CIP System

Optional CIP online cleaning for easy product changeover.

LWLZ Series

LWLZ Series LWLZ Series
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Comparison Criteria LWL LWLZ
Feed Concentration Standard Solid-containing Crystal Slurry Dilute Slurry, Low Dolids, High Concentration Fluctuation
Separation Method Screen Filtration + Screw Deliquoring Settling Pre-concentration + Screen Filtration
Fine-crystal Adaptability Screen-match Dependent Enhanced Fine-crystal Capture in Settling Zone
Feed Fluctuation Tolerance Moderate Strong — Directly Handles Dilute Mother Liquor
Pre-thickener Required May Be Required Not Required
Typical Applications Standard Continuous Crystallization Line Dilute Slurry, Fluctuating Feed, MVR/DTB Crystallizers

Send us your slurry conditions and our engineers will recommend a suitable configuration.

Custom configuration for battery-material conditions.

Material Options

Material Options

304/316L/2205 / Titanium / Hastelloy /Zirconium.

Customized Screen

Customized Screen

Laser Screen /Slotted Screen.

Motor Options

Motor Options

Different Brands / Efficiency / Explosion-proof.

Control System

Control System

VFD / PLC / Explosion-proof Cabinet.

Drum Configuration

Drum Configuration

Different Cone Angles.

Feed System

Feed System

Pipe Feed / Screw Conveyor Feed.

Safety Protection

Safety Protection

Vibration / Temperature Monitoring.

Nitrogen Protection

Nitrogen Protection

Oxygen Monitoring / Nitrogen Protection.

Lithium Carbonate

Lithium Sulfate

Ternary Precursor

LFP

Sodium Sulfate & Mixed Salts

Battery Black Mass Recycling

Screen filtration matched to lithium crystal size — fast drainage, strong retention.

Centrifugal pressing during conveyance; speed and differential tune residence time.

Screen by size/shape/loss threshold — higher recovery; passivated parts cut metal-ion contamination.

Continuous feed, separation, and discharge — built for large-scale lithium production lines.

Configurable: screen, material, speed, differential, cone angle, feed, control, nitrogen purge.

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